Evans Lake Dam West is an earth dam located in Cape Girardeau County, Missouri, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall, taller than 68% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Evans Lake Dam West
The primary purpose of Evans Lake Dam West is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by R. C. Evans (private). It impounds the Tr-headwater Diversion Chnl near Dutchtown.
The dam stands 30 feet tall, creates a reservoir covering 3 acres, has a maximum storage capacity of 48 acre-feet, and collects water from a drainage area of 60 square miles. Completed in 1970, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
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Location
| State | Missouri |
| County | Cape Girardeau |
| Nearest City | Dutchtown |
| River/Stream | Tr-headwater Diversion Chnl |
| Coordinates | 37.25672, -89.68451 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 48 acre-ft |
| Max Storage | 48 acre-ft |
| Normal Storage | 24 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 60 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | R. C. Evans |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO31722 |
| Federal ID | MO31722 |
| More Info | State Dam Safety Program |